In the following questions, a sentence has been given in Direct Speech. Out of the four alternatives suggested. select the one which best expresses the same sentence in Indirect Speech.
"What kind of scheme do you have?” Amit asked the insurance agent.

• Amit asked the insurance agent what kind of scheme he/ she had.

• Amit asked the insurance agent what kind of scheme he/ she has.

• Amit asked the insurance agent what kind of scheme he/ she is having.

• Amit asked the insurance agent what kind of scheme he/ she is having.